Experts are more proficient in manipulating and translating between multiple representations (MRs) of a given concept than novices. Studies have shown that instruction using MR can increase student understanding of MR, and one model for MR instruction in chemistry is the chemistry triplet proposed by Johnstone. Concreteness fading theory suggests…

Bullying has become a nationwide concern at the K-12 level. Despite the target middle school's antibullying program, the incidence of bullying increased during the 1st and 3rd year of the program implementation. By identifying the perceptions of school personnel about this problem, district school leaders will be better equipped to select and…

It is important, when writing opinion essays, for students to consider and integrate both arguments and counterarguments to develop a final conclusion. In this article, the authors explored the effect of criteria instruction and a graphic organizer to promote integration of arguments and counterarguments. The researchers randomly assigned 84…